Sometimes searching google will help.
I didn't see a sample letter, but there were some tips:
http://www.ukvisas.gov.uk/servlet/Fr...=1018696644717
or
http://snipurl.com/jy1e
192watson wrote:
how do i write a letter of sponsorship for a visa application to the uk for
my girlfriend giving details of salary etc and provision of support during
her stay
--
Dave Peterson